Tool for use in leveling, planing, and/or smoothing wood and other like surfaces



Dec. 13, 1927." 1,652,915

1 G. STAEHLE TOOL FR USE IN LEVELING, PLANING, AND/OR SMOOTHING WOOD AND OTHER LIKE SURFACES Filed May 1, 1926 and:

' awe; V fla /11V Patented Dec. 13, 1927.

GU T EHLE, swimwear, GERMANY; nssiel n 10..., CYKLOI', .AK JGEMOF f i I 1 i sonnnmgeusnn, s wrrznnnenn g '7 T ronlusn In"nnvEi NqfflAnIneQAnn 0R's vioocr'nmqlwoop 31 EEE'H SURFACES. 7

Application filed Iliey i, 1926; serial No v {This invention has for itslsuhject-1natter e tool for use in leveling, cleaning-up,planing I 0 I and smoothing: Wood and other hkesurraces;

The. main advantage of the tool hereinafter 5 described is the "fact that it can heu-sedl for treating uneven or rough Wooden and other likefsurfacs. T It can be'usecl for cleaning-up; cflaooring'or' floonboarding as Wellas'in the fiurnitui'e and-other i-i'idustries. .c I 19 Thetool according' to the present invention ascompared. to toOlsYheretof re used forsur-= facing 01" cleaning-upwvood and otherlike surfaces ha'sltheessential" advantages that;

the work is not only; greatljfacilitateclhut 5 p less: time isi-requimecl in the execution thereof.- v Further: the.leveling sinootlnng-or clean ng-4 up, oi the; surface is not only; independent/of the-condition of the Wood or "other. material to; be operaltedkonlonit the Work can; he: carried; 20v out --in'a; betten manner; thanby the: methods.

heretoioi'e extant-,1 1

boards .Wesrheretoiore efiectecl by means of scre-persthus' I166SS1l182llll1lg strenuous labour 2 as ell as occupy ng-ca; conismlfiebleemount O f ElHlP/g In:{thefurnitureincliustizy smooththej'f'l-ike of :cllifierent degrees 05E coei'sness but such operation never; yields perfectly 3 smoo h s im-fiae'ems h he is; proclucecl'fzo eX- A ample loyfai plane Whilst the'su-rfeee; produced Y by the too 'l, according to. thepiesent invene tionis, quite smooth and more endless pol rier: rotates the ClifSCS- turn according to,- the degree of, resistance ofierecl the Wood the. aid dis s there or t t Of't ew dshew iiws similar to turnin s sothat the ood it}. a h v selfi become-s thoroughly smoetlji, In order that th invention may he clea;r-ly-- understood and readily carried into pinetice,v

referenceis-mede to the accompanying draw-1 ing which shows. byweyof example con structiona-l forms; in? accordance with the" 106,065, nd iiirman i fs enig 1926'.

,Figure l is ajverti'czil sectionof altool i accordance" With the present invention.

when inuse.,--

The discs are looselj end rotateblyi edges automaticallysharpening; themselves F gure 2 showsrai plan on the'left-hand' side. p I and an inverted plan View th rightch-andi hofhn adjusteble mounted on a spindle b 'a: suitzible space' lee4- f-c ing left between" adjacent discs' 'so as to. per

mit of each. disc opeiietingfindependently the;other. Thespindle b on which the d cs? are mounted ,iserren ged: onthe-under'sid of turnsget a suitable high speedfzubout e, vVertir cel exisy he spindlesi'bjcerryingthe disc c axis of rotation of the carrier a tluat the sur-f faces oi the "said: discs are more on less in-j c inedfito the direction of roteti-on; The

cutters-a ziresogarmnged relatively to the disc cutters therefore acquire a particular" stress; dueto their engagement With'the Wood;

,.;Fu rtheraccording-51:0 a theypre'sent inven; t on plurality; of such disc cutters: iaremovemen o zrotetion corresponding to the mountedloira spindle b; coninion to all the.

disc's; so that the discs thus, mounted; form akind of roller each disc however beingloose: and capable of rotating' lper se, The-finest Working isobtained when "the; discs adj acenttogthe centreEot eachp'spi'ndle are disposed radially; to. 7 the axis; of j rotation of the cure tier; increased 'Workijngefiect can 5 be obtained by disposal I of the spindles in. v anotlierdirection in which case thi cker" sha vings: can be removed.

their spindles-b -pivotalole vthe latter could In order-to render the disc rollers and" for. example be; rotatably arranged about a vertical axis. In the constructional example this is efiect'edin such'm'a-nner thattherbeaiy N in'g blocks d ;in"-which the spindles' b of the" disc cutters a are suppoite'd are provided with-e, sorew-threaded -bolt-1which canjbe looselyqpasse'd "through; the carrierfcfand i vided below thefrdiscsrollers the said bridgev piece or guard having holes through which i a through the slots h in: accordance withv the secured thereabove by means of nuts f or the like. Any suitable type of adjustment may 7 be used.- For example adjustment may be eflectedin any direction by means of guideslots. 7

Any suitable number of disc-cutter-rollre ay be used.

The depth of engagement of the disc cut tersa with the wood may be regulated and 10 damage to the saidcutters-through accidental tipping Bftilting'of the toolmay be pre vented .by a projecting bridge-piece 9 prothe discs, penetrate. The discs afpenetrate thickness of shaving or the like tobe -re- 7' moved; Theiprojecting'guardbr bridge- -x-.:-;The discs'a can be piece g-canbeadjusted by securing screws i-so as to regulate the thickness of the shaving to be removed. V

The tool maybe arranged stationaryior movable according 'toithepurpose for which it. is. intended. Furtherxany suitable type of drive may be used; i f loosely rotatable or V fixed on their spindles which. may be rotatreajblp I V I :WhatI claim is 1 V "1. A smoothing and surfacing tool for lwood and th'e like comprising a carrier adapted tobe rotatably mounted; and a plurality of discs mountedto rotate on said carwood and the like comprising a carrier adapted to berotatably. mounted; spindle When the carrier is rotated.

rier, the axis of rotation ofthe discsbeing angularly arranged relativeto the radii of the carrier passingthere'over and thediscs are so thin in proportion totl 'eir size and T Weight as'to sufiiciently enter the surface to V be treated toflrender and effect a scraping and shaving action on the'wood by thediscs 2. A smoothing and surfacing tool for mounted'on said carrier and a plurality of discs mounted to'rotate' freely on saidfspindle,athe axis of said spindle being angularly arranged relativeto the radii of thecarrier in proportion totheir size and weight as to v 3. 5A l smoothing and i surfacing tool t for adapted 'to be rotatably mounted ;'jja'plurality ofdi'scs. mounted to rotate on said carrier the axis ofrotation of the discs being angu ,larly arrangedrelative to the radii of the v carrierpassing thereover and the discs are so thin in proport on tothelr size and weight r f asfito' sufficiently j enter the surface 'to be treated to render and eifect'a' scraping and ShfEtVlIlg ftCfT-IQI) on the'wood by the discs the discs are so thinwhen the carrier is rotated; and a projecting bridge piece provided under the discs and secured to the carrier, said bridge-piece hav-' ing perforationstherein through which the discs project and the distance of the project ed portions of the discs controlling the thickness of the shaving. H j

' 4L A smoothing and surfacing tool for wood and the like comprising a carrier adapted to be rotatably mounted; aplurality of discs mounted to rotate on said carrier the axis of rotation of the discsebeing angularly arranged relative to theiradii of the carrier passingthereover and the'discs are so thin inproportion to their size and'weight as to suificiently enter the surface to be treatv ved-to renderoand'eflect a'scrapingand shav-.

ing action-on the wood by the discs whenthe carrier is rotated; a projecting bridge piece. provided under the discs and having perforations therein through which the discs project; and means forsecuringi thebridge piece to the carrier and to adjust the "dis tance of the projecting portions of'thediscs to" control and shaving. 5; A

adjust thethickness: .of the smoothing and surfacing tool for woodand the like comprising a carrier adapted to be rotated ;v a plurality of spindles:

mounted on said carrier; and asplurality of discs mounted to; rotate freely on each spin dle the axis of each spindle beingangular ly arranged relative to the radii of the carrier passing thereover and the discs are so 7 thin in proportion to their size and weigh't as to sufiiciently' enter the surface to be treated to render and eflecta scraping and shaving action on, the wood by the gdis'cs when the carrier is rotated,

6. A smoothing"and surfacing toolqfor wood and the like comprising a carrier adaptedto be rotated; a plurality of spindles; mounted on said carrier; a'pluralityof discs mounted to'rotate freelyon each spindle, the

ranged relative'to the radii of the carrier passing thereoverandthe discs are; soqthini in proportion to their size and weight as to suflicientlyenterthe surfaceto be treated to i render and effect a scraping and shaving ac-' tion on the wood by'the discs when the, cfarrier is rotated; and a projecting bridge piece a provided under the discs ,andflsecured to the carrier, said bridge-piece having perfo'rar tions therein through which; the discsi project and the 'distance'of the projected portions of' the discs controllin'gythe thickness of the i shaving.

7. A smoothing surfacing to l' i' g- Wood and the like comprising 7 a carrier adapted to be rotated; a plura ity of spin-q dles 'mounted'on said carrier; a; plurality of discs mounted to rotate freely on each spine of the carrier i I die, the axis of each spindle beingangularly arranged relative to the radii axisof' each spindle being angularly 'ar-; no

' to their size and Weightas't osufiiciently enpassing thereover and the discsare so thin in proportion totheir size and Weight as to sufficiently enter'the surface to be treated to render and effect a scraping and shaving acitlon on the Wood by the discs When the carrier is rotated; a pro ect ng'bridge p1ece provided under the discs and having perforations therein through which the discs project; and means 'ior secu'ring the bridge piece to the carrier and to adjust the distance of the projecting portions of the'discs to'controland adjust thethickness of the shaving.

8. A smoothing and surfacing tool .for- 1 Wood and the like comprising a carrier adapted to be rotatably mounted; a plural ity of pairs of bearing blocks secured'to the carrier; a spindle mounted in each pair of blocks; and a plurality of dlSCSJDOHIltQCl to rotate freely on each spindle, the axisf'of.

each spindle being angularly arranged relative to the radii'of the carrier passing thereover and the discs are sothin inproportion terthe surface to be treated to render and effect a scraping and shaving action onthe wood by the discs when the carrieris rotated. 4

9. A smoothing and surfacing tool for Wood and the like comprising a carrier 7 I adapted to be rotatably mounted; a plurality,-

of pairs of bearing blocks secured to the carrier; a spindle mounted in each pair of blocks; a plurality. of discs mounted to rotate freely on each spindle, the axis of each spindle being angularly arranged relativeto the radii of the carrier passing thereover and the discs aredso thin in proportion to their the discs when the carrier'is rotated; a .pro jecting bridge piece provided under the discs and having perforations therein through] hichthe discs project; and means for, s'e

curing the bridge piece to the carrier andto adjust the distance ofthe projecting portions of the discs to control and adjustthe thicl ness of the shaving. V

GUSTAV STAEHLE." a

In testimony Whereof'I affix my signature. 7 

